Polarised light micrograph of horsetail (Equisetum sp.) stalk tissue showing the carinal canal (three circles, centre). The canals are thought to function as water conducting channels. Magnification: x93 when printed 10 centimetres wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Mis, Marek |
Bildgröße: | 7360 px × 4692 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |